Defence Technology Part-1

Total Questions: 49

1. The motto of Defence Research and Development Organization is: [R.A.S./R.T.S. (Pre) 2021]

(a) Jagratham Aharanisham
(b) Tejasvinavidhitamastu
(c) Balasya Mulam Vigyanam
(d) Vayam Rakshamah

Correct Answer: (c) Balasya Mulam Vigyanam

Solution:The Defence Research and Development Organization (DRDO) is the premier agency under the Department of Defence Research and Development in Ministry of Defence of the Government of India, charged with the military's research and development, headquartered in Delhi, India. DRDO was formed in 1958 from the amalgamation of the then already functioning Technical Development Establishment (TDEs) of the Indian Army and the Directorate of Technical Development and Production (DTDP) with the Defence Science Organization (DSO). The motto of DRDO is: "Balasya Mulam Vigyanam" - the source of strength is science - which drives the nation in peace and war.

2. Where did the Indian Army establish a Quantum Laboratory in Madhya Pradesh in 2021? [M.P. P.C.S. (Pre) 2022]

(a) Mhow
(b) Jabalpur
(c) Bhopal
(d) Chhindwara

Correct Answer: (a) Mhow

Solution:Indian armed forces are doing dedicated investment in quantum technologies for some time now. During 2021, Indian Army set up a Quantum Computing Laboratory at Military College of Telecommunication Engineering, Mhow, Madhya Pradesh. This laboratory has been established with the help of the National Security Council Secretariat (NSCS). Research undertaken by Indian Army in the field of Quantum Technology will help leapfrog into next generation communication and transform the current system of cryptography by the Indian Armed Forces to Post Quantum Cryptography (PQC).

3. The name of India's first indigenous anti-radiation missile is: [66th B.P.S.C. (Pre) 2020]

Correct Answer: (e) None of the above / More than one of the above

Solution:A New Generation Anti-Radiation Missile (NGARM), Rudram-1, was successfully flight-tested on 9th October, 2020 by Defence Research and Development Organization (DRDO). It was launched from SU-30 MKI fighter aircraft onto a radiation target located on Wheeler Island off the coast of Odisha. This is the first indigenous anti-radiation missile of India. It has a range of up to 200 km and it can be launched from altitudes of 500 m to 15 km and speeds of 0.6 to 2 Mach. An anti-radiation missile can locate and target any radiation-emitting source like enemy radars, communication towers, and other Radio Frequency (RF) emitting targets.

4. India's Anti tank missile is: [M.P. P.C.S. (Pre) 1999]

(a) Agni
(b) Aakash
(c) Nag
(d) Vajra

Correct Answer: (c) Nag

Solution:'Nag' is a "Fire and Forget" anti-tank missile developed in India. Land based Nag Missile has a range of 500 m to 4 Km. Its first successful test was done on November 24, 1990. It uses nitramine-based smokeless extruded double base sustainer propellant.

5. Match List-I with List-II and select the correct answer using the codes given below. [U.P. Lower Sub. (Pre) 2002]

List-I	List-II
A. Prithvi	1. Multi-barrel rocket launcher
B. Trishul	2. A remote operated battlefield inspection vehicle
C. Pinaka	3. Surface-to-surface missile
D. Nishant	4. Surface to Air Missile

Code :

	A	B	C	D
(a)	3	4	2	1
(b)	3	2	1	2
(c)	4	3	1	2
(d)	2	3	1	4

(a) A-3, B-4, C-2, D-1
(b) A-3, B-4, C-1, D-2
(c) A-4, B-3, C-1, D-2
(d) A-2, B-3, C-1, D-4

Correct Answer: (b) A-3, B-4, C-1, D-2

Solution:Prithvi-Surface to surface missile

Trishul- Surface to air missile

Pinaka- multi-barrel rocket launcher

Nishant- A remote operated battlefield inspection vehicle.

6. Which of the following is not a missile? [M.P.P.C.S. (Pre) 1996]

(a) Agni
(b) Akash
(c) Pinaka
(d) Nag

Correct Answer: (c) Pinaka

Solution:Prithvi - Surface to surface missile
Trishul - Surface to air missile
Pinaka - Multi-barrel rocket launcher
Nishant - A remote operated battlefield inspection vehicle.

7. India’s surface to air missile is - [R.A.S./R.T.S. (Pre) 2013]

(a) Agni
(b) Nag
(c) Trishul
(d) Prithvi

Correct Answer: (c) Trishul

Solution:Trishul is a short range surface to air missile developed by India as a part of the Integrated Guided Missile Development program. Prithvi and Agni are tactical surface to surface short range ballistic missiles, while Nag is an anti-tank missile.

8. Which one of the following is correctly matched? [U.P.D.A./L.D.A. (Pre) 2013, U.P.P.C.S. (Pre) 2012]

(a) Trishul – Surface to surface missile
(b) Prithvi – Surface to air missile
(c) NAG – Anti-tank missile
(d) Pinaka – Light combat aircraft

Correct Answer: (c) NAG – Anti-tank missile

9. Which of the following is India's surface to surface defence missile [U.P.P.C.S. (Pre) 1990]

(a) Nag
(b) Trishul
(c) Akash
(d) Prithvi

Correct Answer: (d) Prithvi

Solution:Prithvi is India's surface to surface defence missile while Akash is a medium-range mobile surface to air missile defence system.

10. Match the following : [M.P.P.C.S. (Pre) 1994]

List I	List II
A. Akash	1. Kanshiram
B. Bahujan Samaj	2. A surface-to-air missile
C. Prithvi	3. A surface-to-surface missile
D. Mirage 2000	4. Fighter plane

Code:

	A	B	C	D
(a)	1	2	3	4
(b)	3	4	2	1
(c)	1	3	4	2
(d)	2	1	3	4

(a) A 1 B 2 C 4 D 3
(b) A 2 B 1 C 3 D 4
(c) A 2 B 1 C 4 D 3
(d) A 1 B 2 C 3 D 4

Correct Answer: (b) A 2 B 1 C 3 D 4

Solution:Akash is a medium range surface-to-air missile. Kanshiram was the founder of Bahujan Samaj Party. Prithvi is a surface to surface missile. Mirage 2000 is a French multirole single engine fourth-generation jet fighter.

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